Environmental monitoring device



FIG. 1 is a front plan view of an embodiment of an environmental monitoring device design;

FIG. 2 is a left side view of the embodiment shown in FIG. 1;

FIG. 3 is a rear plan view of the embodiment shown in FIG. 1;

FIG. 4 is a right side view of the embodiment shown in FIG. 1;

FIG. 5 is a top plan view of the embodiment shown in FIG. 1;

FIG. 6 is a bottom plan view of the embodiment shown in FIG. 1; and,

FIG. 7 is a top, right perspective view of the embodiment shown in FIG. 1.

The broken lines shown represent unclaimed subject matter and form no part of the claimed design. 

CLAIM The ornamental design for an environmental monitoring device, as shown and described. 